US3076725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated object having reduced frictional drag in liquids
Assignee: Uniroyal Inc
•
Filing: 1958-01-30
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Granted: 1963-02-05
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Expires: 1978-01-30
Abstract
No abstract record available.
Inventors
- 👤 Fitzhugh W Boggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:41
CPC Classifications
B; B64; B64C; B64C21/00; B64C21/10; B63; B63B; B63B1/00; B63B1/32; B63B1/34; Y; Y02; Y02T; Y02T50/00; Y02T50/10; Y02T70/00; Y02T70/10; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/269
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1315356A
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US1638818A
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GB373666A
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US2332196A
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US2621166A
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US2770612A
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US2753319A
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US2716246A
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US2743465A
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US2936729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |